Most youth baseball organizations today limit pitch counts or require days of rest after a young pitcher’s stint on the mound — or both. Medical research has shown that these rules are a safe way to protect the arms of these young players.

Whether it’s an elbow, shoulder, hip, knee or ankle, a painful tendon is a troublesome condition that can affect just about anyone. You are probably familiar with an inflamed tendon being called tendinitis, but have you ever heard of tendinosis?